CerberuS
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Invisible is a player's nickname (used as an example). "Random L+U" probably refers to randomly selecting a town on an L+U map. In general, it's not that important; don't worry about it too much. There are rules for online games, and they have standard settings. Few people play with full random options.
Yes, you should look for opponents on the last page if necessary, rather than the first.
Good luck.
Thank you! If anything comes up, I will contact you again. For now, I need to at least beat the computer by 160% using Rampart. This is my first game on Jebus Cross, and I really like it.
But for variety, I will try all templates
Heroes III Forever!